2635894040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163517}}^1$

素因数の和:163572

約数の個数: 64

約数和(自身を含む): 6593045760

約数和(自身を除く): 3957151720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 163517, 327034, 654068, 817585, 1308136, 1635170, 2125721, 3270340, 4251442, 5069027, 6540680, 8502884, 10138054, 10628605, 17005768, 20276108, 21257210, 25345135, 40552216, 42514420, 50690270, 65897351, 85028840, 101380540, 131794702, 202761080, 263589404, 329486755, 527178808, 658973510, 1317947020, 2635894040]

約数ペア:

[(1, 2635894040), (2, 1317947020), (4, 658973510), (5, 527178808), (8, 329486755), (10, 263589404), (13, 202761080), (20, 131794702), (26, 101380540), (31, 85028840), (40, 65897351), (52, 50690270), (62, 42514420), (65, 40552216), (104, 25345135), (124, 21257210), (130, 20276108), (155, 17005768), (248, 10628605), (260, 10138054), (310, 8502884), (403, 6540680), (520, 5069027), (620, 4251442), (806, 3270340), (1240, 2125721), (1612, 1635170), (2015, 1308136), (3224, 817585), (4030, 654068), (8060, 327034), (16120, 163517)]